Bilstein B1 shock oil in a one-gallon (3.79 L) container supplies service fluid intended for shock absorber maintenance and rebuilding. Packaged for workshop use, this reservoir-size oil lets technicians and enthusiasts refill or service multiple shock units. The product is identified specifically as shock oil for suspension service, provided under the Bilstein B1 designation.
Bilstein B1 Shock Oil - 1 Gallon (3.79 L)